Selena Gomez was a vision on Benny Blanco’s birthday – and she spent a small fortune on her sparkly outfit. On Monday, Selena’s friend and ex-assistant Theresa Mingus posted several photos from the music producer’s birthday celebrations.

The “How to Get Away with Murder” star, 32, can be seen wearing a strapless fuchsia Oscar De La Renta gown that costs a whopping $10,990. The dress was complete with a corset-style bodice and voluminous high-low bubble skirt.

Selena Gomez‘s fiancé, Benny Blanco, turned 37 this past weekend, and the “Calm Down” singer celebrated the big occasion in style. On Instagram, Gomez’s friend, Theresa Mingus, shared a few photos from Blanco’s glamorous birthday event,